define-grob-properties.scm claims 'layer should be "between 0 and 2", but other values clearly work. Is there any reason why users should avoid other values? I'm finding it *very* handy to use negative values, for instance.
Perhaps it should be stated that no grob has a
default value for 'layer below 0 or above 2, but
that the user can set values outside that range.
This way, a user who sets only one 'layer value
over 2 is guaranteed to have that grob print over
everything else.
Is that correct, btw?
- Mark
\version "2.13.0"
{
\once \override Staff.Clef #'layer = #-2
\once \override Staff.StaffSymbol #'layer = #0
\once \override Staff.TimeSignature #'layer = #4
\once \override Staff.Stem #'layer = #6
\once \override Staff.Clef #'color = #red
\once \override Staff.TimeSignature #'color = #green
\once \override Staff.Stem #'color = #yellow
c''4
}
<<attachment: layers.png>>
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